Research Topics
Species | phosphoric acidsSummarySummary: Inorganic derivatives of phosphoric acid (H3PO4). Note that organic derivatives of phosphoric acids are listed under ORGANOPHOSPHATES. Top Publications
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Publications
- Rosa R, Hwas A, Melo D, Valandro L, Kaizer O. Fracture strength of endodontically treated teeth restored with different strategies after mechanical cycling. Gen Dent. 2012;60:e62-8 pubmed..This study demonstrates that a glass prefabricated core can be an acceptable alternative for the reconstruction of endodontically treated teeth...
- Giachetti L, Scaminaci Russo D, Baldini M, Bertini F, Steier L, Ferrari M. Push-out strength of translucent fibre posts cemented using a dual-curing technique or a light-curing self-adhering material. Int Endod J. 2012;45:249-56 pubmed publisher..To compare by means of a push-out test the interfacial strength of a dual-curing resin cement and a light-curing self-adhering resin composite when used in translucent fibre post cementation...
- Souza Junior E, Prieto L, Araújo C, Paulillo L. Selective enamel etching: effect on marginal adaptation of self-etch LED-cured bond systems in aged Class I composite restorations. Oper Dent. 2012;37:195-204 pubmed publisher..The two-step self-etch adhesive was not influenced by selective enamel etching or by the LED-curing unit...
- Kampen D, Reisinger C, List B. Chiral Brønsted acids for asymmetric organocatalysis. Top Curr Chem. 2010;291:395-456 pubmed publisher..Also certain carbonyl compounds can be activated through these stronger Brønsted acid catalysts. In dealing with sensitive substrate classes, chiral dicarboxylic acids proved of particular value...
- Taschner M, Nato F, Mazzoni A, Frankenberger R, Kramer N, Di Lenarda R, et al. Role of preliminary etching for one-step self-etch adhesives. Eur J Oral Sci. 2010;118:517-24 pubmed publisher..Adper Easy Bond showed lower nanoleakage than iBond Self-Etch, irrespective of preliminary etching. The results of this study support the use of phosphoric acid etching before the application of one-step self-etch adhesive systems...
- Ruman T, Długopolska K, Jurkiewicz A, Rut D, Fraczyk T, Cieśla J, et al. Thiophosphorylation of free amino acids and enzyme protein by thiophosphoramidate ions. Bioorg Chem. 2010;38:74-80 pubmed publisher..805 which is in perfect agreement with the simulated isotopic pattern distributions for monothiophosphate of TVQQQVHLNQDEYK where thiophosphate moiety is attached to histidine (His(26)) or lysine (Lys(33)) side-chain...
- Ikeda M, Kurokawa H, Sunada N, Tamura Y, Takimoto M, Murayama R, et al. Influence of previous acid etching on dentin bond strength of self-etch adhesives. J Oral Sci. 2009;51:527-34 pubmed..From the results of this study, previous acid etching might not be acceptable for increasing dentin bond strength of the single-step self-etch adhesive systems...
- Sewgobind N, Wanner M, Ingemann S, de Gelder R, van Maarseveen J, Hiemstra H. Enantioselective BINOL-phosphoric acid catalyzed Pictet-Spengler reactions of N-benzyltryptamine. J Org Chem. 2008;73:6405-8 pubmed publisher..For the aliphatic aldehydes, 3,5-bistrifluoromethylphenyl-substituted BINOL-phosphoric acid was identified as the best catalyst...
- Moura S, Pelizzaro A, Dal Bianco K, De Goes M, Loguercio A, Reis A, et al. Does the acidity of self-etching primers affect bond strength and surface morphology of enamel?. J Adhes Dent. 2006;8:75-83 pubmed..This study examined the ultrastructure and microtensile bond strengths (TBS) of self-etching (with different acidity) and conventional adhesive systems bonded to unground enamel...
- Erhardt M, Osorio E, Aguilera F, Proença J, Osorio R, Toledano M. Influence of dentin acid-etching and NaOCl-treatment on bond strengths of self-etch adhesives. Am J Dent. 2008;21:44-8 pubmed..To determine the microtensile bond strength (microTBS) of one- and two-step self-etch adhesives bonded to sound dentin conditioned or not with phosphoric acid (H3PO4) and sodium hypochlorite (H3PO4 + NaOCl)...
- Kwong S, Cheung G, Kei L, Itthagarun A, Smales R, Tay F, et al. Micro-tensile bond strengths to sclerotic dentin using a self-etching and a total-etching technique. Dent Mater. 2002;18:359-69 pubmed..To evaluate the in vitro regional micro-tensile bond strengths of a self-etching/self-priming adhesive system to sclerotic dentin, in the absence or presence of phosphoric acid conditioning...
- Lopes G, Baratieri C, Baratieri L, Monteiro S, Cardoso Vieira L. Bonding to cervical sclerotic dentin: effect of acid etching time. J Adhes Dent. 2004;6:19-23 pubmed..The aim of this in vitro study was to evaluate the microtensile bond strengths (MTBS) of two total-etch one-bottle adhesive systems to natural cervical lesions with 2 different etching times (15 s vs 30 s)...
- Erhardt M, Cavalcante L, Pimenta L. Influence of phosphoric acid pretreatment on self-etching bond strengths. J Esthet Restor Dent. 2004;16:33-40; discussion 41 pubmed..The purpose of this investigation was to evaluate the influence of phosphoric acid pretreatment on shear bond strength of two self-etching bonding systems to enamel and dentin...
- Zhou D, Lagoja I, Rozenski J, Busson R, Van Aerschot A, Herdewijn P. Synthesis and properties of aminopropyl nucleic acids. Chembiochem. 2005;6:2298-304 pubmed..This incorporation led to a reduction of thermal stability of double-stranded DNA. Furthermore, the (R)-adenine analogue, which yielded (S)-APNA, can be considered as a candidate for universal base pairing...
- Korbmacher H, Huck L, Kahl Nieke B. Fluoride-releasing adhesive and antimicrobial self-etching primer effects on shear bond strength of orthodontic brackets. Angle Orthod. 2006;76:845-50 pubmed..To determine whether the combination of a new antimicrobial primer and a fluoride-releasing adhesive will affect the shear bond strength (SBS) and the bracket/adhesive failure mode...
- de Andrade e Silva S, Marquezini L, Manso A, Garcia F, Carrilho M, Pashley D, et al. Effects of a combined application of potassium oxalate gel/adhesive agent on dentin permeability in vitro. J Adhes Dent. 2007;9:505-12 pubmed..To test the effects of sequential application of potassium oxalate gel/adhesive agent on in vitro dentin permeability...
- Eliguzeloglu E, Omurlu H, Eskitascioglu G, Belli S. Effect of surface treatments and different adhesives on the hybrid layer thickness of non-carious cervical lesions. Oper Dent. 2008;33:338-45 pubmed publisher..Hybrid layer thickness was increased with all adhesives when superficial dentin was removed with a bur. Hybrid layer thickness showed significant differences between total-etch and self-etch systems...
- Borsatto M, Thomaz M, Contente M, Gomes Silva J, Mellara T, Galo R, et al. Bonding agent underneath sealant: shear bond strength to oil-contaminated. Braz Dent J. 2010;21:50-4 pubmed..91). It may be concluded that the oil contamination affected negatively the sealant bonding to enamel and the acetone-based adhesive system (PB) layer applied underneath the sealant was able to prevent its deleterious effects to adhesion...
- Cheon C, Yamamoto H. A Brønsted acid catalyst for the enantioselective protonation reaction. J Am Chem Soc. 2008;130:9246-7 pubmed publisher..The catalyst loading could be reduced to 0.05 mol % without any deleterious effect on the enantioselectivity...
- Gokce K, Aykor A, Ersoy M, Ozel E, Soyman M. Effect of phosphoric acid etching and self-etching primer application methods on dentinal shear bond strength. J Adhes Dent. 2008;10:345-9 pubmed..To evaluate acid-etching effects prior to the application of self-etching primer and the effect of different primer application techniques on dentin shear bond strength (SBS)...
- Kiremitci A, Yalcin F, Gokalp S. Bonding to enamel and dentin using self-etching adhesive systems. Quintessence Int. 2004;35:367-70 pubmed..This study investigated the effectiveness of three different dentin adhesive systems on the adhesion of resin composite to both dentin and enamel...
- Chen J, Cai X, Szostak J. N2'-->p3' phosphoramidate glycerol nucleic acid as a potential alternative genetic system. J Am Chem Soc. 2009;131:2119-21 pubmed publisher..These results suggest that npGNA is a potential candidate for a self-replicating system based upon phosphoramidate linkages...
- Erickson R, Barkmeier W, Latta M. The role of etching in bonding to enamel: a comparison of self-etching and etch-and-rinse adhesive systems. Dent Mater. 2009;25:1459-67 pubmed publisher..The hypothesis was that similar morphology would result in similar bond strength assuming micro-mechanical bonding is the mechanism of adhesion...
- Torii Y, Itou K, Nishitani Y, Ishikawa K, Suzuki K. Effect of phosphoric acid etching prior to self-etching primer application on adhesion of resin composite to enamel and dentin. Am J Dent. 2002;15:305-8 pubmed..To investigate the effect of phosphoric acid etching prior to the application of self-etching primer on the adhesion of resin composite to tooth substrates...
- Tsuchimoto Y, Yoshida Y, Takeuchi M, Mine A, Yatani H, Tagawa Y, et al. Effect of surface pre-treatment on durability of resin-based cements bonded to titanium. Dent Mater. 2006;22:545-52 pubmed..Titanium has in recent years become a material of great opportunities in dentistry and orthopedics. In this study, we searched for a method to effectively pre-treat titanium as part of an adhesive luting and/or resin-veneering procedure...
- Zamfir A, Schenker S, Freund M, Tsogoeva S. Chiral BINOL-derived phosphoric acids: privileged Brønsted acid organocatalysts for C-C bond formation reactions. Org Biomol Chem. 2010;8:5262-76 pubmed publisherBINOL-derived phosphoric acids have emerged during the last five years as powerful chiral Brønsted acid catalysts in many enantioselective processes...
- Li G, Kaplan M, Wojtas L, Antilla J. Chiral phosphoric acid catalyzed addition of dihydropyrans to N-acyl imines: stereocontrolled access to enantioenriched spirocyclic oxazoletetrahydropyrans with three contiguous stereocenters. Org Lett. 2010;12:1960-3 pubmed publisherDihydropyran derivatives readily undergo addition to N-acyl imines in the presence of chiral phosphoric acids. This addition process yields an attractive product that is capable of a tandem oxidative-cyclization via an epoxide intermediate...
- Ahmed D, Zara S, Baig H. In vitro analysis of antioxidant activities of Oxalis corniculata Linn. fractions in various solvents. Afr J Tradit Complement Altern Med. 2012;10:158-65 pubmed..0, 117.0, 78.6, 57.8, 3.4 and 8.3 respectively. All the samples showed remarkable ability to inhibit lipid peroxidation exhibiting much better and sustainable peroxidation inhibitory activity than the standard butylated hydroxyanisole. ..
- Lobato J, Cañizares P, Rodrigo M, Ubeda D, Pinar F. Promising TiOSO? composite polybenzimidazole-based membranes for high temperature PEMFCs. ChemSusChem. 2011;4:1489-97 pubmed publisher..The most remarkable result was that the fuel cell operating with the composite membrane showed the best stability during the preliminary long-term test because of the better acid retention capability of these titanium-based materials...
- Yang C, Xue X, Jin J, Li X, Cheng J. Theoretical study on the acidities of chiral phosphoric acids in dimethyl sulfoxide: hints for organocatalysis. J Org Chem. 2013;78:7076-85 pubmed publisher..A good linear correlation between the pKa's for 3 and 3' disubstituted phenyl BINOL phosphoric acids and the Hammett constants was obtained...
- Mehilal -, Dhabbe K, Kumari A, Manoj V, Singh P, Bhattacharya B. Development of an eco-friendly method to convert life expired composite propellant into liquid fertilizer. J Hazard Mater. 2012;205-206:89-93 pubmed publisher..The analyses data indicate that liquid fertilizer is free from aluminium and noxious metallic elements while ratio of nitrogen, phosphorous and potassium are close to the Indian NPK value...
- Toledano M, Yamauti M, Osorio E, Osorio R. Bleaching agents increase metalloproteinases-mediated collagen degradation in dentin. J Endod. 2011;37:1668-72 pubmed publisher..Tooth bleaching is based on hydrogen peroxide application. The Objective of this study was to determine whether dental bleaching agents affect metalloproteinases-mediated dentin collagen degradation...
- Lackner A, Samant A, Toste F. Single-operation deracemization of 3H-indolines and tetrahydroquinolines enabled by phase separation. J Am Chem Soc. 2013;135:14090-3 pubmed publisher..The simultaneous presence of both oxidant and reductant was enabled by phase separation and resulted in the isolation of highly enantioenriched starting materials in high yields. ..
- Zawaideh F, Palamara J, Messer L. Bonding of resin composite to caries-affected dentin after Carisolv(®) treatment. Pediatr Dent. 2011;33:213-20 pubmed..The purpose of this study was to investigate the effect of Carisolv(®) on resin composite adhesion on caries-affected dentin...
- de Vasconcelos S, Santos A, Rocha G, Souto Maior A. Diluted phosphoric acid pretreatment for production of fermentable sugars in a sugarcane-based biorefinery. Bioresour Technol. 2013;135:46-52 pubmed publisher..Relatively low amounts of inhibitors were produced, and the phosphoric acid remaining in the hemicellulosic hydrolysate is at adequate levels for supplying phosphorous requirement during subsequent fermentation...
- Qiu J, Ma L, Shen F, Yang G, Zhang Y, Deng S, et al. Pretreating wheat straw by phosphoric acid plus hydrogen peroxide for enzymatic saccharification and ethanol production at high solid loading. Bioresour Technol. 2017;238:174-181 pubmed publisher..Additionally, decreases on the maximal cellulase adsorption and the direct-orange/direct-blue indicated drying the PHP-pretreated substrates negatively affected the hydrolysis due to the shrinkage of cellulase-size-accommodable pores. ..
- Prado M, Simão R, Gomes B. Effect of different irrigation protocols on resin sealer bond strength to dentin. J Endod. 2013;39:689-92 pubmed publisher..The aim of this study was to evaluate the influence of different irrigation protocols on resin-based sealer bond strength to dentin and the associated failure pattern...
- Osorio R, Yamauti M, Ruiz Requena M, Toledano M. MMPs activity and bond strength in deciduous dentine-resin bonded interfaces. J Dent. 2013;41:549-55 pubmed publisher..To determine effect of ageing on deciduous dentine-resin interfaces bond strength and the metalloproteinases (MMPs) activity at the hybrid layer compared to permanent dentine...
- Ribeiro D, Ritter M, Souza A, Freitag R, Farias M, Flores A, et al. Ultrasound assisted efficient conversion of aromatic aldehydes from oximes. Ultrason Sonochem. 2013;20:99-102 pubmed publisher..The large scale regeneration of benzaldehyde was shown under similar conditions. The products were isolated in good yields after short reaction times under mild conditions...
- Kang P, Qin W, Zheng Z, Dong C, Yang Y. Theoretical study on the mechanisms of cellulose dissolution and precipitation in the phosphoric acid-acetone process. Carbohydr Polym. 2012;90:1771-8 pubmed publisher..Moreover, theoretical results correspond to the experiments we have performed, showing that cellulose dissolves in H(3)PO(4), flocculates after CH(3)COCH(3) addition, and finally becomes more liable to be hydrolyzed into glucoses...
- Ingle G, Mormino M, Wojtas L, Antilla J. Chiral phosphoric acid-catalyzed addition of thiols to N-acyl imines: access to chiral N,S-acetals. Org Lett. 2011;13:4822-5 pubmed publisherThe first catalytic asymmetric method to prepare enantioenriched N,S-acetals using chiral BINOL phosphoric acids is reported. The reaction combines N-acyl imines with thiols to generate products in excellent yield and enantioselectivity...
- Bassett J. Conservative restoration of a traumatically involved central incisor. Compend Contin Educ Dent. 2012;33:264-7 pubmed
- Zeng J, He B, Lamb K, De Marco R, Shen P, Jiang S. Phosphoric acid functionalized pre-sintered meso-silica for high temperature proton exchange membrane fuel cells. Chem Commun (Camb). 2013;49:4655-7 pubmed publisher..06 S cm(-1) at 200 °C, achieving an excellent power output of 689 mW cm(-2) in H2 at 190 °C and 200 mW cm(-2) in methanol at 200 °C with no external humidification...
- Pakshir H, Zarif Najafi H, Hajipour S. Effect of enamel surface treatment on the bond strength of metallic brackets in rebonding process. Eur J Orthod. 2012;34:773-7 pubmed publisher..Enamel surface preparation with sandblasting prior to acid etching did not significantly improve SBS in bracket rebonding and left more residual adhesive remnants on the enamel surface...
- Deliperi S, Bardwell D, Alleman D. Clinical evaluation of stress-reducing direct composite restorations in structurally compromised molars: a 2-year report. Oper Dent. 2012;37:109-16 pubmed publisher..To evaluate the clinical performance of class II large-size direct composite restorations...
- Zou D, Wang Z, Guo H, Li S, Bai Y. [Bond strengths of customized titanium brackets manufactured by selective laser melting]. Zhonghua Kou Qiang Yi Xue Za Zhi. 2013;48:419-22 pubmed..To investigate the bond strengths of customized titanium bracket manufactured by selective laser melting...
- Almilhatti H, Neppelenbroek K, Vergani C, Machado A, Pavarina A, Giampaolo E. Adhesive bonding of resin composite to various titanium surfaces using different metal conditioners and a surface modification system. J Appl Oral Sci. 2013;21:590-6 pubmed publisher..This study evaluated the effect of three metal conditioners on the shear bond strength (SBS) of a prosthetic composite material to cpTi grade I having three surface treatments...
- Choi J, Park D, Park S, Song I. Scanning tunneling microscopy and tunneling spectroscopy of nano-structured H6P2MoxW(18-x)O62 (x = 0, 3, 9, 15, 18) Wells-Dawson heteropolyacids. J Nanosci Nanotechnol. 2011;11:6533-8 pubmed..These results indicate that NDR peak voltage of nano-structured HPAs measured by STM could be utilized as a correlating parameter for the redox properties of bulk HPAs...
- Srinivasulu S, Vidhya S, Sujatha M, Mahalaxmi S. Shear bond strength of composite to deep dentin after treatment with two different collagen cross-linking agents at varying time intervals. Oper Dent. 2012;37:485-91 pubmed publisher..This in vitro study evaluated the shear bond strength of composite resin to deep dentin using a total etch adhesive after treatment with two collagen cross-linking agents at varying time intervals...